From 882e57c4b769d3731af1e077a69516d18dc507df Mon Sep 17 00:00:00 2001
From: Jiang Haiting <jianghaiting@didichuxing.com>
Date: Thu, 3 Jun 2021 11:33:35 +0800
Subject: [PATCH] fix #10781 Build failure because of spotbugs

---
 .../pulsar/functions/instance/state/BKStateStoreImpl.java     | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pulsar-functions/instance/src/main/java/org/apache/pulsar/functions/instance/state/BKStateStoreImpl.java b/pulsar-functions/instance/src/main/java/org/apache/pulsar/functions/instance/state/BKStateStoreImpl.java
index 8714d2cad670e..1ffd8f74a8f6c 100644
--- a/pulsar-functions/instance/src/main/java/org/apache/pulsar/functions/instance/state/BKStateStoreImpl.java
+++ b/pulsar-functions/instance/src/main/java/org/apache/pulsar/functions/instance/state/BKStateStoreImpl.java
@@ -172,7 +172,9 @@ public CompletableFuture<ByteBuffer> getAsync(String key) {
                         }
                         return null;
                     } finally {
-                        ReferenceCountUtil.safeRelease(data);
+                        if (data != null) {
+                            ReferenceCountUtil.safeRelease(data);
+                        }
                     }
                 }
         );